this post was submitted on 04 Nov 2025
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European Space Agency

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| Scheduled for (UTC) | 2025-11-04 21:02 | |


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| | Scheduled for (local) | 2025-11-04 18:02 (GFT) | | Launch site | ELA-4, Guiana Space Centre, French Guiana, France | | Launch vehicle | Ariane 62 | | Payload | Sentinel-1D | | Target orbit | Sun-Synchronous Orbit |

Livestreams

| Stream | Link | |


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| | ESA | https://www.youtube.com/@EuropeanSpaceAgency/streams | | Arianespace (English) | https://www.youtube.com/watch?v=6daC_wTrjS0 | | Arianespace (Français) | https://www.youtube.com/watch?v=FDKbEavYCVk | | Space Affairs | https://www.youtube.com/watch?v=KbQMS-1CH_A | | Spaceflight Now | https://www.youtube.com/@SpaceflightNowVideo/streams | | NASASpaceflight | https://www.youtube.com/watch?v=K69EE5KnsGs | | The Launch Pad | https://www.youtube.com/watch?v=BpfdwXpSBpA | | International Rocket Launches | https://www.youtube.com/watch?v=byTKccYZRREh |

Stats

☑️ 3rd Ariane 6 mission of 2025, 4th overall

☑️ 5th ESA mission of 2025, 304th overall

Payload info

Sentinel-1D

Sentinel-1D will carry advanced radar technology to provide an all-weather, day-and-night supply of imagery of the Earth’s surface, delivering data essential tomonitor sea ice, track icebergs and glaciers, subsidence, and oil spills.

Please feel free to post updates and questions in the comments!

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[–] burble@lemmy.dbzer0.com 2 points 1 month ago

Nice, that's the 3rd launch of the year for Ariane 6. We'll see if they get a 4th in December. One of their next big milestones, planned as their first launch of 2026, is the first Ariane 64, with a whole pile of Kuiper sats on board.

Side booster separation confirmed.

Fairing separation confirmed.

Décollage!

Shutdown and separation of the LLPM first stage and ignition of the ULPM second stage confirmed.

Second stage engine cutoff confirmed.

Separation of Sentinel-1D confirmed!